Description Vacuum Chamber For Use With (Equipment) Nalgene™ vacuum chamber Includes Transparent PC bell jar; Gasketed white polycarbonate vacuum plate Material (Jar) Polycarbonate (PC) Material (Plate) Polypropylene (PP) Outside Diameter (English) Jar 6.63 in. Outside Diameter (Metric) Gasket 178mm Outside Diameter (Metric) Jar 170mm Outside Diameter (Metric) Plate 211mm Capacity (Metric) 4.7L Capacity (English) 1.25 gal. Color Transparent clear Height (English) 9.38 in. Height (Metric) 237mm No. per Pack 1 No. per Case 2 Capacity 1.25 gal., 4.7L Type Vacuum Chamber - See more at: http://www.thermoscientific.com/content/tfs/en/product/nalgene-vacuum-chamber.html#sthash.xXBU3kDi.dpuf